19874700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{433}}^1$

素因数の和:473

約数の個数: 144

約数和(自身を含む): 67808160

約数和(自身を除く): 47933460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 27, 30, 34, 36, 45, 50, 51, 54, 60, 68, 75, 85, 90, 100, 102, 108, 135, 150, 153, 170, 180, 204, 225, 255, 270, 300, 306, 340, 425, 433, 450, 459, 510, 540, 612, 675, 765, 850, 866, 900, 918, 1020, 1275, 1299, 1350, 1530, 1700, 1732, 1836, 2165, 2295, 2550, 2598, 2700, 3060, 3825, 3897, 4330, 4590, 5100, 5196, 6495, 7361, 7650, 7794, 8660, 9180, 10825, 11475, 11691, 12990, 14722, 15300, 15588, 19485, 21650, 22083, 22950, 23382, 25980, 29444, 32475, 36805, 38970, 43300, 44166, 45900, 46764, 58455, 64950, 66249, 73610, 77940, 88332, 97425, 110415, 116910, 129900, 132498, 147220, 184025, 194850, 198747, 220830, 233820, 264996, 292275, 331245, 368050, 389700, 397494, 441660, 552075, 584550, 662490, 736100, 794988, 993735, 1104150, 1169100, 1324980, 1656225, 1987470, 2208300, 3312450, 3974940, 4968675, 6624900, 9937350, 19874700]

約数ペア:

[(1, 19874700), (2, 9937350), (3, 6624900), (4, 4968675), (5, 3974940), (6, 3312450), (9, 2208300), (10, 1987470), (12, 1656225), (15, 1324980), (17, 1169100), (18, 1104150), (20, 993735), (25, 794988), (27, 736100), (30, 662490), (34, 584550), (36, 552075), (45, 441660), (50, 397494), (51, 389700), (54, 368050), (60, 331245), (68, 292275), (75, 264996), (85, 233820), (90, 220830), (100, 198747), (102, 194850), (108, 184025), (135, 147220), (150, 132498), (153, 129900), (170, 116910), (180, 110415), (204, 97425), (225, 88332), (255, 77940), (270, 73610), (300, 66249), (306, 64950), (340, 58455), (425, 46764), (433, 45900), (450, 44166), (459, 43300), (510, 38970), (540, 36805), (612, 32475), (675, 29444), (765, 25980), (850, 23382), (866, 22950), (900, 22083), (918, 21650), (1020, 19485), (1275, 15588), (1299, 15300), (1350, 14722), (1530, 12990), (1700, 11691), (1732, 11475), (1836, 10825), (2165, 9180), (2295, 8660), (2550, 7794), (2598, 7650), (2700, 7361), (3060, 6495), (3825, 5196), (3897, 5100), (4330, 4590)]